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Inventions Study Guide: Mock Test 54

Adding machine MCQs (Multiple Choice Questions) PDF Download - 54

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The MCQs: Adding machine was invented by; "Adding machine" App (Android, iOS) with answers: sir blaise pascal, sir wilhelm schickard, sir francis bacon, and sir christian huygens for online elementary school courses. Practice inventions and inventors questions and answers, Apple Book to download free sample for online schools.

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Adding machine Questions and Answers PDF Download: Quiz 54

MCQ: 266

Adding machine was invented by

  1. Sir Wilhelm Schickard
  2. Sir Blaise Pascal
  3. Sir Christian Huygens
  4. Sir Francis Bacon
MCQ: 267

The Imax Movie System was invented by

  1. Sir Grahame Ferguson
  2. Sir Robert Kerr
  3. Sir Hugh Le Caine
  4. both a and b
MCQ: 268

Saxophone was patented by

  1. Sir Adolphe Sax
  2. Sir Joseph Armand Bombardier
  3. Sir Henry W. Seelay
  4. Sir Schuyler Skaats Wheeler
MCQ: 269

In which one of the following year, the portable film developing system was invented?

  1. 1918
  2. 1890
  3. 1856
  4. 1898
MCQ: 270

Network computing was discovered by

  1. Sir Gideon Sundback
  2. Sir Alan Shugart
  3. Sir Robert Metcalfe
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